Atlanta loves trees! It charges $1,000 to chop one down. But drought, storms, invasive species, and natural causes get to kill trees for free, and they’re are all contributing to a large-scale die-off.

A federal agency created new rules for constructing interstate power lines. The rules should help wind and solar power get to markets.

Anyone whose flight was delayed because of a volcanic eruption can now feel a teeny bit better about it: Sulfur dioxide from volcanoes is slowing down climate change. A little bit.